An animation of satellite observations from August 21 through August 29 showing the birth of Hurricane Irene in the Caribbean and her track over Puerto Rico, Hispaniola, the Bahamas, the U.S. East Coast and into Canada. At her strongest, Irene grew to a Category 3 hurricane on the Saffir-Simpson scale and made landfalls in North Carolina, New Jersey and New York. The GOES-13 cloud images are overlaid on a true-color MODIS map. Storm data from NOAA’s GOES-13 satellite